Foot switch controller



FIG. 1 is a perspective view of the front, top, and right side of the foot switch controller;

FIG. 2 is a top plan view;

FIG. 3 is a right side elevation view; the left side elevation view of which would be a mirror image thereof;

FIG. 4 is a front end view;

FIG. 5 is a rear end view; and,

FIG. 6 is a bottom view.

The broken line showing is included for the purpose of illustrating environmental elements only and forms no part of the claimed design. 

The ornamental design for a foot switch controller, as shown and described. 